?The leading echelon of aircraft attend the celebrations marking the 70th anniversary of the founding of the People's Republic of China (PRC) in Beijing, capital of China, Oct. 1, 2019. (Xinhua/Tao Xiyi)
?The leading echelon of aircraft attend the celebrations marking the 70th anniversary of the founding of the People's Republic of China (PRC) in Beijing, capital of China, Oct. 1, 2019. (Xinhua/Tao Xiyi)
